Blue Jays (Cyanocitta cristata) – occasionally called “jaybirds” – tend to be noisy bullies – often territorial and quick to chase other birds aways from feeders for an easy meal; they favor seeds and nuts.
The Northern Cardinal (cardinalis cardinalis) is one of the most common songbirds in North America. Commonly known as “redbirds,” adult males feature a bright crimson color with a black mask. Cardinals are ground feeders, though they’ll also go after sunflower seeds and safflower seeds on a hanging feeder.
The House Finch (carpodacus mexicanus) has dramatically expanded its range over the last 50 years, according to Wikipedia – spreading from Mexico and then the Southwestern United States to the entire country. The House Finch is often confused with the Purple Finch; adult males have reddish heads, necks and shoulders, whereas females have brownish coloring.